﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace MTK_BieuThuc
{
    class Program
    {
        static void Main(string[] args)
        {
            
            Expression ex = new AddExpr(NomialExpr.createObject(2,3) , new DivExpr(NomialExpr.createObject(4,5)  ,ConstExpr.createObject(6)));
            Console.Write(ex.toString(new InFix()));


        }
    }
}
